In the initial case when no reg_defaults values are provided and no register value was added to the cache yet, the cache_present bitmap is NULL. If this function is invoked for any register it should return false (i.e. the register is not cached) instead of true.
Signed-off-by: Ionut Nicu <[email protected]> --- drivers/base/regmap/internal.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/base/regmap/internal.h b/drivers/base/regmap/internal.h index 29c8316..5308e3e 100644 --- a/drivers/base/regmap/internal.h +++ b/drivers/base/regmap/internal.h @@ -223,7 +223,7 @@ int regcache_set_reg_present(struct regmap *map, unsigned int reg); static inline bool regcache_reg_present(struct regmap *map, unsigned int reg) { if (!map->cache_present) - return true; + return false; if (reg > map->cache_present_nbits) return false; return map->cache_present[BIT_WORD(reg)] & BIT_MASK(reg); -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
